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7652

A Word to the Resourceful

January 2012 A year ago I noticed a pattern in the least successful startups we'd funded: they all seemed hard to talk to. It felt as if there was some kind of wall between us. I could never quite tell if they understood what I was saying. This caught my attention because earlier we'd noticed a pattern among the most…

7673

Farewell to MIT

I defended my Ph.D. thesis on September 7th, 2011. Technically, I'm still not done for a few complicated reasons, but at this point I am willing to declare victory and say I've graduated. Like most other major events in life, this has caused me to reflect on the past four years, when I quit my job at Google to become…

7677

Why 13th Chords

As the background to my music theory is more classical in nature, it used to puzzle me when I saw jazz chords like C9, B♭11 or F13. I mean, I knew what a 9th, 11th and 13th note were but I wondered why you'd call a note a 9th rather than a 2nd, or a 13th rather than a 6th and so on.